I ought to litter you ought to litter he ought to litter we ought to litter you ought to litter they ought to litter
V-ing form
I ought to be littering you ought to be littering he ought to be littering we ought to be littering you ought to be littering they ought to be littering
Perfect
I ought to have littered you ought to have littered he ought to have littered we ought to have littered you ought to have littered they ought to have littered
V-ing perfect
I ought to have been littering you ought to have been littering he ought to have been littering we ought to have been littering you ought to have been littering they ought to have been littering
Negation
Simple form
I oughtn't to litter you oughtn't to litter he oughtn't to litter we oughtn't to litter you oughtn't to litter they oughtn't to litter
V-ing form
I oughtn't to be littering you oughtn't to be littering he oughtn't to be littering we oughtn't to be littering you oughtn't to be littering they oughtn't to be littering
Perfect
I oughtn't to have littered you oughtn't to have littered he oughtn't to have littered we oughtn't to have littered you oughtn't to have littered they oughtn't to have littered
V-ing perfect
I oughtn't to have been littering you oughtn't to have been littering he oughtn't to have been littering we oughtn't to have been littering you oughtn't to have been littering they oughtn't to have been littering
Interrogative form
Simple form
ought to I litter? ought to you litter? ought to he litter? ought to we litter? ought to you litter? ought to they litter?
V-ing form
ought to I be littering? ought to you be littering? ought to he be littering? ought to we be littering? ought to you be littering? ought to they be littering?
Perfect
ought to I have littered? ought to you have littered? ought to he have littered? ought to we have littered? ought to you have littered? ought to they have littered?
V-ing perfect
ought to I have been littering? ought to you have been littering? ought to he have been littering? ought to we have been littering? ought to you have been littering? ought to they have been littering?
Interro-negative form
Simple form
oughtn't I to litter? oughtn't you to litter? oughtn't he to litter? oughtn't we to litter? oughtn't you to litter? oughtn't they to litter?
V-ing form
oughtn't I to be littering? oughtn't you to be littering? oughtn't he to be littering? oughtn't we to be littering? oughtn't you to be littering? oughtn't they to be littering?
Perfect
oughtn't I to have littered? oughtn't you to have littered? oughtn't he to have littered? oughtn't we to have littered? oughtn't you to have littered? oughtn't they to have littered?
V-ing perfect
oughtn't I to have been littering? oughtn't you to have been littering? oughtn't he to have been littering? oughtn't we to have been littering? oughtn't you to have been littering? oughtn't they to have been littering?